Home / 45,843.19-63,284.32-28,872.37

Finding the Fourth Proportional to 45,843.19, 63,284.32 and 28,872.37

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Solution

The fourth proportional to 45,843.19, 63,284.32 and 28,872.37 is: 39,856.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,843.19 : 63,284.32 = 28,872.37 : x
  2. Step 2: Convert to fraction form
    45,843.19/63,284.32 = 28,872.37/x
  3. Step 3: Cross multiply
    45,843.19x = 63,284.32 × 28,872.37
  4. Step 4: Simplify right side
    45,843.19x = 1,827,168,144.03
  5. Step 5: Solve for x
    x = 1,827,168,144.03/45,843.19
  6. Step 6: Final answer
    x = 39,856.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.